import type { ShipModel } from "@deadhead/content";

/**
 * Trip duration in game hours: cruise time plus the ship's fixed takeoff/landing
 * overhead. Pass the distance at departure; it is not recalculated mid-flight.
 */
export function travelTimeGameHours(ship: ShipModel, distanceMillionKm: number): number {
  const cruiseHours = (distanceMillionKm * 1e6) / ship.cruiseSpeedKmPerGameHour;
  return cruiseHours + ship.overheadGameHours;
}